The Chicago Manual of Style (CMS) is a style guide for American English published since 1906 by the University of Chicago Press. The CMS deals with various aspects of editorial practice, from American English grammar and usage to document preparation. It also prescribes writing and citation styles widely used in publishing. The platform offers the full contents of the most recent two editions.

Essential Science Indicators is a product that enables researchers to conduct ongoing, quantitative analyses of research performance and track trends in science. Covering a multidisciplinary selection of more than 11,000 journals from around the world, this in-depth analytical tool offers data for ranking scientists, institutions, countries, and journals. Available on the InCites platform, the ESI data may directly be accessed from highly ranked records in the Web of Science.

The Journal Citation Reports provide statistical information on journals (e.g. journal impact factors) sourced from the Web of Science Core Collection. The JCR includes information on more than 9,500 science journals, 3,500 social sciences journals, 1,500 arts & humanities journals and 4,500 Gold Open Access journals. Although available on a separate platform, the JCR may directly be accessed from most of the records included in the Web of Science.

The Oxford English Dictionary is a guide to the meaning, history, and pronunciation of over half a million words and phrases, both present and past, from across the English-speaking world. It traces the usage of words through 3.5 million quotations from a wide range of international English language sources, from classic literature and specialist periodicals to film scripts, song lyrics and social media posts.

Wiley Online Library Books feature over 15,000 scholarly and professional books, handbooks, dictionaries, companions and landmark book series from Blackwell Publishing, John Wiley & Sons, and Wiley-VCH. From this collection, a set of more than 1,000 e-books was purchased for users from the Max Planck Society. This selection is continuously extended by single e-book acquisitions by MPG libraries. In addition, the MPG purchased 9 electronic Major Reference Works and the Encyclopedia of Life Sciences.